diff --git a/app/components/bubble_message.py b/app/components/bubble_message.py
index 6b3c3a4..6a52cdf 100644
--- a/app/components/bubble_message.py
+++ b/app/components/bubble_message.py
@@ -1,3 +1,5 @@
+import os.path
+
 from PIL import Image
 from PyQt5 import QtGui
 from PyQt5.QtCore import QSize, pyqtSignal, Qt, QThread
@@ -100,8 +102,9 @@ class OpenImageThread(QThread):
         self.image_path = image_path
 
     def run(self) -> None:
-        image = Image.open(self.image_path)
-        image.show()
+        if os.path.exists(self.image_path):
+            image = Image.open(self.image_path)
+            image.show()
 
 
 class ImageMessage(QLabel):
diff --git a/app/ui_pc/mainview.py b/app/ui_pc/mainview.py
index c8e2450..0b53c97 100644
--- a/app/ui_pc/mainview.py
+++ b/app/ui_pc/mainview.py
@@ -137,6 +137,7 @@ class MainWinController(QMainWindow, mainwindow.Ui_MainWindow):
         label.setAlignment(Qt.AlignCenter)
         self.stackedWidget.addWidget(label)
         tool_window.load_finish_signal.connect(self.loading)
+        self.statusbar.showMessage('聊天窗口上划到顶部会加载新的聊天记录\n一次不行那就多来几次')
         self.contact_window.load_finish_signal.connect(self.loading)
         self.chat_window.load_finish_signal.connect(self.loading)
 
diff --git a/app/ui_pc/tool/pc_decrypt/pc_decrypt.py b/app/ui_pc/tool/pc_decrypt/pc_decrypt.py
index e64bcbd..19ca92e 100644
--- a/app/ui_pc/tool/pc_decrypt/pc_decrypt.py
+++ b/app/ui_pc/tool/pc_decrypt/pc_decrypt.py
@@ -86,8 +86,9 @@ class DecryptControl(QWidget, decryptUi.Ui_Dialog):
 
     def select_db_dir(self):
         directory = QFileDialog.getExistingDirectory(
-            self, "选取微信安装目录——能看到Msg文件夹",
-            "C:/")  # 起始路径
+            self, "选取微信文件保存目录——能看到Msg文件夹",
+            os.path.expanduser('~\Documents')
+        )  # 起始路径
         db_dir = os.path.join(directory, 'Msg')
         if not os.path.exists(db_dir):
             QMessageBox.critical(self, "错误", "文件夹选择错误\n一般以wxid_xxx结尾")